German Society of Neurology guidelines for the diagnosis and treatment of cognitive impairment and affective disorders in people with Parkinson's disease: new spotlights on diagnostic procedures and non-pharmacological interventions.

A recent meta-analysis [ 148 ] with four RCTs and N = 100 PwPD participating in different physical intervention approaches showed a trend for the superiority of the intervention over control groups.

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Despite the very small sample size ( N = 12 in the experimental group, N = 6 in the control group receiving treatment as usual), there was a statistical trend indicating the superiority of the experimental group over the control group in global cognition, mood, and behavioral symptoms.

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